June Anderson
type: MusicGroup
genre: opera
description: June Anderson (born December 30, 1952) is an American dramatic coloratura soprano. She is known for bel canto performances of Rossini, Donizetti, and Vincenzo Bellini. Subsequently, she has extended
popularity: 25
followers: 3477
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xf09d6556f3785aa763fdeb8ce14b939f30e69af197053f3f7c5e4d6777825983
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0f39aa57-5941-4733-90d4-394e9042fa86.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0f39aa57-5941-4733-90d4-394e9042fa86.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0f39aa57-5941-4733-90d4-394e9042fa86
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf09d6556f3785aa763fdeb8ce14b939f30e69af197053f3f7c5e4d6777825983. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0f39aa57-5941-4733-90d4-394e9042fa86.json and https://artists.proofprofile.net/proofs/artist/0f39aa57-5941-4733-90d4-394e9042fa86.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Bellini: Opera Arias from La sonnambula, I puritani, I Capuleti e i Montecchi & Beatrice di Tenda
  type: MusicAlbum
  date published: 2022-12-16
album: Rossini Scenes
  type: MusicAlbum
  date published: 1993-03-19
album: Verdi: Rigoletto
  type: MusicAlbum
  date published: 1989-01-01
album: Donizetti: La fille du régiment (Live)
  type: MusicAlbum
  date published: 2022-12-16
album: Wagner: Die Feen, WWV 32
  type: MusicAlbum
  date published: 2016-01-01
album: Thomas: Hamlet
  type: MusicAlbum
  date published: 2012-01-01
album: Mozart: Die Zauberflöte, K. 620
  type: MusicAlbum
  date published: 2008-09-09
album: Verdi: I Lombardi
  type: MusicAlbum
  date published: 1997-01-01
album: Rossini: La donna del lago
  type: MusicAlbum
  date published: 1994-01-01
album: Scarlatti: Salve Regina / Pergolesi: Stabat Mater
  type: MusicAlbum
  date published: 1993-01-01
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    by artist: Alessandro Scarlatti
    by artist: June Anderson
    by artist: Cecilia Bartoli
    by artist: Sinfonietta de Montréal
    by artist: Charles Dutoit
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      type: MusicAlbum
      date published: 1993-01-01
    genre: classical
    genre: italian-opera
    genre: early-music
    genre: baroque
    genre: italian-baroque
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:55:08Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
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      date published: 2026-07-02T03:55:08Z
    audio: Salve Regina in F Minor
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      additional property: Instrumentalness
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  track: Stabat Mater, P. 77: 1. Stabat Mater dolorosa
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    duration: PT3M53S
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    by artist: Giovanni Battista Pergolesi
    by artist: June Anderson
    by artist: Cecilia Bartoli
    by artist: Sinfonietta de Montréal
    by artist: Charles Dutoit
    in album: Scarlatti: Salve Regina / Pergolesi: Stabat Mater
      type: MusicAlbum
      date published: 1993-01-01
    genre: classical
    genre: choral
    genre: requiem
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:53:06Z
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Stabat Mater, P. 77: 1. Stabat Mater dolorosa
album: Mozart: Die Zauberflöte, K. 620 (Highlights)
album: Halévy: La Juive
album: Adam: Le postillon de Lonjumeau
album: Dal vivo in concerto
album: Rossini: Maometto II
album: Orff: Carmina Burana
album: Albinoni: Il nascimento dell'aurora
album: Bizet: La jolie fille de Perth
album: Rossini: Mosè in Egitto
album: Classic Duets
album: Pavarotti Sings Verdi
album: Hamlet Hampson
album: Queen of Baroque
album: 100 Best Opera Classics
album: Bernstein: West Side Story; Candide
album: Rossini: Soirées Musicales
album: Bernstein: Barber – Beethoven
album: Wagner: Die Feen, Das Liebesverbot & Rienzi (Bayerische Staatsoper Live)
album: Bernstein conducts Bernstein
album: Le meilleur de l'opéra
album: Leonard Bernstein - Theatre Works on Deutsche Grammophon
album: Bernstein: Candide
album: 18th Century Orchestra: Beethoven
album: Beethoven: The Amnesty International Concert; Symphonies Nos.7 & 9; Overtures; String Quartet Arr.; Missa solemnis
album: Airs d'opéras français
album: Ode an die Freiheit – 30 Jahre Mauerfall – Bernstein in Berlin
album: The Leonard Bernstein Collection - Volume 1 - Part 1
album: The Maestro – Very Best of Leonard Bernstein
album: Bernstein On Broadway
album: Great Soprano Arias
album: Bernstein: The Essentials

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4232cf0f6901d50c74a58b4892f46e999487d0dd87d253ad3a52072d35131600. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079143001.
date published: 2026-06-13T12:53:06Z

Stabat Mater, P. 77: 1. Stabat Mater dolorosa
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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  value: 5
additional property: Danceability
  type: PropertyValue
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Mozart: Die Zauberflöte, K. 620 (Highlights)
type: MusicAlbum
date published: 1993-01-01

Halévy: La Juive
type: MusicAlbum
date published: 1989-11-21

Adam: Le postillon de Lonjumeau
type: MusicAlbum
date published: 1986-01-01

Dal vivo in concerto
type: MusicAlbum
date published: 1986

Rossini: Maometto II
type: MusicAlbum
date published: 1985-01-01

Orff: Carmina Burana
type: MusicAlbum
date published: 1985-01-01
track: Carmina Burana / Fortuna Imperatrix Mundi: "O Fortuna"
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160106
  explicit: false
  by artist: Carl Orff
  by artist: Chicago Symphony Orchestra
  by artist: James Levine
  by artist: Chicago Symphony Chorus
  in album: Orff: Carmina Burana
    type: MusicAlbum
    date published: 1985-01-01
  popularity: 16
  isrc code: DEF058430801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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    value: 2026-06-17T22:50:40+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x49258c7277a6bf119e8d1bcfcdd85ba43b178c83655ffb6c39b4a24d0e88e280
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430801
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49258c7277a6bf119e8d1bcfcdd85ba43b178c83655ffb6c39b4a24d0e88e280. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430801.
    date published: 2026-07-02T03:30:09Z
  audio: Carmina Burana / Fortuna Imperatrix Mundi: "O Fortuna"
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
      value: 0.018
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.557
    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
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track: Carmina Burana / Fortuna Imperatrix Mundi: "Fortune plango vulnera"
  type: MusicRecording
  duration: PT2M36S
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  explicit: false
  by artist: Carl Orff
  by artist: Chicago Symphony Orchestra
  by artist: James Levine
  by artist: Chicago Symphony Chorus
  in album: Orff: Carmina Burana
    type: MusicAlbum
    date published: 1985-01-01
  popularity: 8
  isrc code: DEF058430802
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  additional property: CopyrightChainExplorerURL
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    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430802
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb60d1c4dfd0cf7e93053b7d01d3ac15f6cd60cc78d3ac8272cfe7851288c994a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430802.
    date published: 2026-07-02T03:55:08Z
  audio: Carmina Burana / Fortuna Imperatrix Mundi: "Fortune plango vulnera"
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
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    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.199
    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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      value: Bb
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track: Carmina Burana / 1. Primo vere: "Ecce gratum"
  type: MusicRecording
  duration: PT2M40S
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  by artist: Carl Orff
  by artist: Chicago Symphony Orchestra
  by artist: James Levine
  by artist: Chicago Symphony Chorus
  in album: Orff: Carmina Burana
    type: MusicAlbum
    date published: 1985-01-01
  popularity: 7
  isrc code: DEF058430805
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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    value: 2026-07-06T02:53:02+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Carmina Burana / 1. Primo vere: "Ecce gratum"

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x55865653a9f554da05857a669eabcc53ec199b3985ec519d20b6c654e1b109eb

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 956889

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956889

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430805

OTSTimestamp
type: PropertyValue
value: 2026-07-06T06:56:49Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55865653a9f554da05857a669eabcc53ec199b3985ec519d20b6c654e1b109eb. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430805.
date published: 2026-07-06T06:56:49Z

Carmina Burana / 1. Primo vere: "Ecce gratum"
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Danceability
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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type: MusicAlbum
date published: 1985-01-01

Bizet: La jolie fille de Perth
type: MusicAlbum
date published: 1985

Rossini: Mosè in Egitto
type: MusicAlbum
date published: 1982-01-01

Classic Duets
type: MusicAlbum
date published: 2014-10-03
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  by artist: Luciano Pavarotti
  by artist: Dame Joan Sutherland
  by artist: The London Opera Chorus
  by artist: National Philharmonic Orchestra
  by artist: Richard Bonynge
  in album: Classic Duets
    type: MusicAlbum
    date published: 2014-10-03
  genre: classical
  genre: opera
  isrc code: GBF071401270
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071401270
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-06T06:56:49Z
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Rigoletto / Act 1: E il sol dell'anima
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  duration: PT2M49S
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  by artist: Luciano Pavarotti
  by artist: June Anderson
  by artist: Orchestra del Teatro Comunale di Bologna
  by artist: Riccardo Chailly
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  genre: classical
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078911382
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T03:55:08Z
  audio: Rigoletto / Act 1: E il sol dell'anima
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    additional property: Speechiness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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Pavarotti Sings Verdi
type: MusicAlbum
date published: 2013-01-01

Hamlet Hampson
type: MusicAlbum
date published: 2003-02-28

Queen of Baroque
type: MusicAlbum
date published: 2020-11-27
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  by artist: Cecilia Bartoli
  by artist: Il Giardino Armonico
  by artist: Giovanni Antonini
  in album: Queen of Baroque
    type: MusicAlbum
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0941330
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T03:55:08Z
  audio: Artaserse: Son qual nave
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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track: Stabat Mater, P. 77: 1. Stabat Mater dolorosa
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  by artist: June Anderson
  by artist: Cecilia Bartoli
  by artist: Sinfonietta de Montréal
  by artist: Charles Dutoit
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  genre: choral
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-02T03:30:09Z
  audio: Stabat Mater, P. 77: 1. Stabat Mater dolorosa
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Griselda: Agitata da due venti
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  duration: PT5M22S
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  by artist: Antonio Vivaldi
  by artist: Cecilia Bartoli
  by artist: Sonatori de la Gioiosa Marca
  in album: Queen of Baroque
    type: MusicAlbum
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Griselda: Agitata da due venti
track: Sedecia, Rè di Gerusalemme: Caldo sangue
track: Serse, HWV 40: Ombra mai fu
track: Il nascimento dell’Aurora: Aure andate e baciate
track: Il trionfo dell'Innocenza: Vanne pentita a piangere

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value: https://explorer.copyrightchains.com/tx/0xa22b3fc2724dd97ebd9f5815a34377e273ee2a7b9f454ad74abb8819267a5e01

OTSHash
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OTSBitcoinBlock
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value: 956302

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956302

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2000232

OTSTimestamp
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value: 2026-07-02T03:30:09Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa22b3fc2724dd97ebd9f5815a34377e273ee2a7b9f454ad74abb8819267a5e01. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2000232.
date published: 2026-07-02T03:30:09Z

Griselda: Agitata da due venti
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Key Name
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additional property: Mode Name
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Sedecia, Rè di Gerusalemme: Caldo sangue
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duration: PT5M28S
duration ms: 328986
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by artist: Cecilia Bartoli
by artist: Les Musiciens du Louvre
by artist: Marc Minkowski
in album: Queen of Baroque
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genre: classical
genre: italian-opera
genre: early-music
genre: baroque
genre: italian-baroque
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additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf78ea862076756f818e571917a04f8176cbb50104385a90ef8bec294736282c0. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0540760.
  date published: 2026-07-02T03:55:08Z
audio: Sedecia, Rè di Gerusalemme: Caldo sangue
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Serse, HWV 40: Ombra mai fu
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duration: PT3M23S
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by artist: Cecilia Bartoli
by artist: Il Giardino Armonico
by artist: Giovanni Antonini
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genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Serse, HWV 40: Ombra mai fu
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Il nascimento dell’Aurora: Aure andate e baciate
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by artist: Tomaso Albinoni
by artist: Cecilia Bartoli
by artist: Sol Gabetta
by artist: Cappella Gabetta
by artist: Andrés Gabetta
in album: Queen of Baroque
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  date published: 2020-11-27
genre: classical
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Il nascimento dell’Aurora: Aure andate e baciate
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Il trionfo dell'Innocenza: Vanne pentita a piangere
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duration: PT8M49S
duration ms: 529826
explicit: false
by artist: Antonio Caldara
by artist: Cecilia Bartoli
by artist: Les Musiciens du Louvre
by artist: Marc Minkowski
in album: Queen of Baroque
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genre: early-music
genre: baroque
genre: renaissance
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Il trionfo dell'Innocenza: Vanne pentita a piangere
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100 Best Opera Classics
type: MusicAlbum
date published: 2019-04-12

Bernstein: West Side Story; Candide
type: MusicAlbum
date published: 1995-01-01

Rossini: Soirées Musicales
type: MusicAlbum
date published: 1988-01-01
track: La Pastorella delle Alpi
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  by artist: Raul Gimenez
  by artist: Kathryn Bouleyn
  by artist: Alessandro Corbelli
  by artist: Nina Walker
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    date published: 1988-01-01
  genre: opera
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-22T20:48:31Z
  audio: La Pastorella delle Alpi
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Bernstein: Barber – Beethoven
type: MusicAlbum
date published: 2023-11-17
track: Symphony No. 7 in A Major, Op. 92: II. Allegretto - Live
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  duration: PT8M48S
  duration ms: 528013
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  by artist: Wiener Philharmoniker
  by artist: Leonard Bernstein
  in album: Bernstein: Barber – Beethoven
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    date published: 2023-11-17
  popularity: 14
  genre: classical
  genre: classical-piano
  genre: chamber-music
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
  audio: Symphony No. 7 in A Major, Op. 92: II. Allegretto - Live
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Wagner: Die Feen, Das Liebesverbot & Rienzi (Bayerische Staatsoper Live)
type: MusicAlbum
date published: 2016-01-01

Bernstein conducts Bernstein
type: MusicAlbum
date published: 2023-11-10

Le meilleur de l'opéra
type: MusicAlbum
date published: 2007-06-22

Leonard Bernstein - Theatre Works on Deutsche Grammophon
type: MusicAlbum
date published: 2010-01-01

Bernstein: Candide
type: MusicAlbum
date published: 1991-01-01
track: Candide, Act I: No. 1, Westphalia Chorale
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  duration ms: 60333
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  by artist: Leonard Bernstein
  by artist: London Symphony Chorus
  by artist: London Symphony Orchestra
  in album: Bernstein: Candide
    type: MusicAlbum
    date published: 1991-01-01
  genre: classical
  genre: orchestra
  isrc code: DEF058931818
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T03:55:08Z
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    additional property: Acousticness
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track: Candide, Act II: No. 18, We Are Women
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  duration: PT3M34S
  duration ms: 214000
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  by artist: Leonard Bernstein
  by artist: June Anderson
  by artist: Christa Ludwig
  by artist: London Symphony Orchestra
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f240aaf589c7de2b3592ff6aeb871209fe828bd00835a209a6fdf5aaf7e2475. Chain 2 (Bitcoin): anchored in block 959134 (2026-07-22T16:29:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931824.
    date published: 2026-07-22T16:29:26Z
  audio: Candide, Act II: No. 18, We Are Women
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 99.571
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
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      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.529
    additional property: Energy
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      value: 0.137
    additional property: Speechiness
      type: PropertyValue
      value: 0.145
    additional property: Acousticness
      type: PropertyValue
      value: 0.966
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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      value: -18.687
    additional property: Key Name
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      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Candide, Act I: No. 3a, Universal Good
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55000
  explicit: false
  by artist: Leonard Bernstein
  by artist: June Anderson
  by artist: Della Jones
  by artist: Jerry Hadley
  by artist: Kurt Ollmann
  by artist: London Symphony Orchestra
  in album: Bernstein: Candide
    type: MusicAlbum
    date published: 1991-01-01
  genre: classical
  genre: orchestra
  isrc code: DEF058931819
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Candide, Act I: No. 3a, Universal Good
track: Candide, Act I: No. 4, Oh, Happy We
track: Candide, Act I: No. 5, It Must Be So
track: Candide, Act I: No. 6a, Battle Music (Mazurka)
track: Candide, Act I: No. 7, Candide's Lament
track: Candide, Act I: No. 11, The Paris Waltz
track: Candide, Act II: No. 31, Make Our Garden Grow (Finale)

CopyrightRegisteredAt
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value: 2026-06-28T05:14:16+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x89f726d567c872aac3816b4a9166996469d18b7b4b1cf160fe752f2a8a2f9ac3

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956375

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956375

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931819

OTSTimestamp
type: PropertyValue
value: 2026-07-02T16:51:38Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89f726d567c872aac3816b4a9166996469d18b7b4b1cf160fe752f2a8a2f9ac3. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931819.
date published: 2026-07-02T16:51:38Z

Candide, Act I: No. 3a, Universal Good
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 159.404
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
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  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.186
additional property: Energy
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additional property: Speechiness
  type: PropertyValue
  value: 0.046
additional property: Acousticness
  type: PropertyValue
  value: 0.989
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.094
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.188
additional property: Loudness (dB)
  type: PropertyValue
  value: -28.331
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Minor

Candide, Act I: No. 4, Oh, Happy We
type: MusicRecording
duration: PT2M4S
duration ms: 124000
explicit: false
by artist: Leonard Bernstein
by artist: June Anderson
by artist: Jerry Hadley
by artist: London Symphony Orchestra
in album: Bernstein: Candide
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: orchestra
isrc code: DEF058931805
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T06:11:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe3d4bf967dee6ba3995f4afee8a1ed5e436756e12a358725eae72441937b88df
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931805
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3d4bf967dee6ba3995f4afee8a1ed5e436756e12a358725eae72441937b88df. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931805.
  date published: 2026-07-02T03:55:08Z
audio: Candide, Act I: No. 4, Oh, Happy We
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.416
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.388
  additional property: Energy
    type: PropertyValue
    value: 0.119
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.934
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.21
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.418
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.281
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Candide, Act I: No. 5, It Must Be So
type: MusicRecording
duration: PT2M15S
duration ms: 135000
explicit: false
by artist: Leonard Bernstein
by artist: Jerry Hadley
by artist: London Symphony Orchestra
in album: Bernstein: Candide
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: orchestra
isrc code: DEF058931806
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T05:14:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5d7975f2ef154c54c303574d952d5c325f6ec02de5aa5399ec71a35a3cceb011
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956375
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931806
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d7975f2ef154c54c303574d952d5c325f6ec02de5aa5399ec71a35a3cceb011. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931806.
  date published: 2026-07-02T16:51:38Z
audio: Candide, Act I: No. 5, It Must Be So
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.034
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.157
  additional property: Energy
    type: PropertyValue
    value: 0.016
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.069
  additional property: Loudness (dB)
    type: PropertyValue
    value: -36.333
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Candide, Act I: No. 6a, Battle Music (Mazurka)
type: MusicRecording
duration: PT0M55S
duration ms: 55106
explicit: false
by artist: Leonard Bernstein
by artist: London Symphony Orchestra
in album: Bernstein: Candide
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: orchestra
isrc code: DEF058931808
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T15:15:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xab8a6133e5eac6dbfe0fa739063b1ee29a0dd9ecb40d4fd14481e1b7b30f3552
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959144
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959144
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931808
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T15:38:35Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8a6133e5eac6dbfe0fa739063b1ee29a0dd9ecb40d4fd14481e1b7b30f3552. Chain 2 (Bitcoin): anchored in block 959144 (2026-07-22T15:38:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931808.
  date published: 2026-07-22T15:38:35Z
audio: Candide, Act I: No. 6a, Battle Music (Mazurka)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 156.497
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.445
  additional property: Energy
    type: PropertyValue
    value: 0.783
  additional property: Speechiness
    type: PropertyValue
    value: 0.223
  additional property: Acousticness
    type: PropertyValue
    value: 0.884
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.914
  additional property: Liveness
    type: PropertyValue
    value: 0.234
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.354
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.755
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Candide, Act I: No. 7, Candide's Lament
type: MusicRecording
duration: PT6M21S
duration ms: 381000
explicit: false
by artist: Leonard Bernstein
by artist: Jerry Hadley
by artist: London Symphony Orchestra
in album: Bernstein: Candide
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: orchestra
isrc code: DEF058931809
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T05:26:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcad58e6ccf176f38dde6678bc745afe0993b3d276af0820b80925dfca62d4306
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956375
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931809
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcad58e6ccf176f38dde6678bc745afe0993b3d276af0820b80925dfca62d4306. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931809.
  date published: 2026-07-02T16:51:38Z
audio: Candide, Act I: No. 7, Candide's Lament
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.994
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.125
  additional property: Energy
    type: PropertyValue
    value: 0.033
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.157
  additional property: Liveness
    type: PropertyValue
    value: 0.074
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.316
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Candide, Act I: No. 11, The Paris Waltz
type: MusicRecording
duration: PT3M17S
duration ms: 197493
explicit: false
by artist: Leonard Bernstein
by artist: London Symphony Orchestra
in album: Bernstein: Candide
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: orchestra
isrc code: DEF058931811
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:26:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf8dfbc49046b0146b5b313638d10885d0684df9e69f6a50a1c729a17e735af87
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957819
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957819
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931811
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T07:53:33Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8dfbc49046b0146b5b313638d10885d0684df9e69f6a50a1c729a17e735af87. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058931811.
  date published: 2026-07-13T07:53:33Z
audio: Candide, Act I: No. 11, The Paris Waltz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.857
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.157
  additional property: Energy
    type: PropertyValue
    value: 0.117
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.845
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.654
  additional property: Liveness
    type: PropertyValue
    value: 0.291
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.4
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Candide, Act II: No. 31, Make Our Garden Grow (Finale)
type: MusicRecording
duration: PT5M43S
duration ms: 343333
explicit: false
by artist: Leonard Bernstein
by artist: June Anderson
by artist: Della Jones
by artist: Christa Ludwig
by artist: Jerry Hadley
by artist: Nicolai Gedda
by artist: Kurt Ollmann
by artist: Adolph Green
by artist: London Symphony Orchestra
by artist: London Symphony Chorus
in album: Bernstein: Candide
  type: MusicAlbum
  date published: 1991-01-01
genre: classical
genre: orchestra
isrc code: DEF058931817
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T03:37:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa57548aa9109587258d801f0f96df44e60d78d802d187d0a039d49d9dc677418
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Dal vivo in concerto
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Ode an die Freiheit – 30 Jahre Mauerfall – Bernstein in Berlin
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The Leonard Bernstein Collection - Volume 1 - Part 1
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The Maestro – Very Best of Leonard Bernstein
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Bernstein On Broadway
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Great Soprano Arias
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Bernstein: The Essentials
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